diff options
| -rw-r--r-- | arch/arm/mm/proc-v6.S | 3 | ||||
| -rw-r--r-- | arch/arm/mm/proc-v7.S | 2 |
2 files changed, 3 insertions, 2 deletions
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S index 45dc29f85d56..32b3558321c4 100644 --- a/arch/arm/mm/proc-v6.S +++ b/arch/arm/mm/proc-v6.S | |||
| @@ -208,7 +208,6 @@ __v6_setup: | |||
| 208 | mcr p15, 0, r0, c7, c14, 0 @ clean+invalidate D cache | 208 | mcr p15, 0, r0, c7, c14, 0 @ clean+invalidate D cache |
| 209 | mcr p15, 0, r0, c7, c5, 0 @ invalidate I cache | 209 | mcr p15, 0, r0, c7, c5, 0 @ invalidate I cache |
| 210 | mcr p15, 0, r0, c7, c15, 0 @ clean+invalidate cache | 210 | mcr p15, 0, r0, c7, c15, 0 @ clean+invalidate cache |
| 211 | mcr p15, 0, r0, c7, c10, 4 @ drain write buffer | ||
| 212 | #ifdef CONFIG_MMU | 211 | #ifdef CONFIG_MMU |
| 213 | mcr p15, 0, r0, c8, c7, 0 @ invalidate I + D TLBs | 212 | mcr p15, 0, r0, c8, c7, 0 @ invalidate I + D TLBs |
| 214 | mcr p15, 0, r0, c2, c0, 2 @ TTB control register | 213 | mcr p15, 0, r0, c2, c0, 2 @ TTB control register |
| @@ -218,6 +217,8 @@ __v6_setup: | |||
| 218 | ALT_UP(orr r8, r8, #TTB_FLAGS_UP) | 217 | ALT_UP(orr r8, r8, #TTB_FLAGS_UP) |
| 219 | mcr p15, 0, r8, c2, c0, 1 @ load TTB1 | 218 | mcr p15, 0, r8, c2, c0, 1 @ load TTB1 |
| 220 | #endif /* CONFIG_MMU */ | 219 | #endif /* CONFIG_MMU */ |
| 220 | mcr p15, 0, r0, c7, c10, 4 @ drain write buffer and | ||
| 221 | @ complete invalidations | ||
| 221 | adr r5, v6_crval | 222 | adr r5, v6_crval |
| 222 | ldmia r5, {r5, r6} | 223 | ldmia r5, {r5, r6} |
| 223 | ARM_BE8(orr r6, r6, #1 << 25) @ big-endian page tables | 224 | ARM_BE8(orr r6, r6, #1 << 25) @ big-endian page tables |
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index bd1781979a39..74f6033e76dd 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S | |||
| @@ -351,7 +351,6 @@ __v7_setup: | |||
| 351 | 351 | ||
| 352 | 4: mov r10, #0 | 352 | 4: mov r10, #0 |
| 353 | mcr p15, 0, r10, c7, c5, 0 @ I+BTB cache invalidate | 353 | mcr p15, 0, r10, c7, c5, 0 @ I+BTB cache invalidate |
| 354 | dsb | ||
| 355 | #ifdef CONFIG_MMU | 354 | #ifdef CONFIG_MMU |
| 356 | mcr p15, 0, r10, c8, c7, 0 @ invalidate I + D TLBs | 355 | mcr p15, 0, r10, c8, c7, 0 @ invalidate I + D TLBs |
| 357 | v7_ttb_setup r10, r4, r8, r5 @ TTBCR, TTBRx setup | 356 | v7_ttb_setup r10, r4, r8, r5 @ TTBCR, TTBRx setup |
| @@ -360,6 +359,7 @@ __v7_setup: | |||
| 360 | mcr p15, 0, r5, c10, c2, 0 @ write PRRR | 359 | mcr p15, 0, r5, c10, c2, 0 @ write PRRR |
| 361 | mcr p15, 0, r6, c10, c2, 1 @ write NMRR | 360 | mcr p15, 0, r6, c10, c2, 1 @ write NMRR |
| 362 | #endif | 361 | #endif |
| 362 | dsb @ Complete invalidations | ||
| 363 | #ifndef CONFIG_ARM_THUMBEE | 363 | #ifndef CONFIG_ARM_THUMBEE |
| 364 | mrc p15, 0, r0, c0, c1, 0 @ read ID_PFR0 for ThumbEE | 364 | mrc p15, 0, r0, c0, c1, 0 @ read ID_PFR0 for ThumbEE |
| 365 | and r0, r0, #(0xf << 12) @ ThumbEE enabled field | 365 | and r0, r0, #(0xf << 12) @ ThumbEE enabled field |
